Overview of Primary Product

Data sheet RAVK
Thermostatic Operator
VD52B222 © Danfoss 05/09 3
Scale Setting:
Relation between scale readings and closing temperature. Values are approximate.
RAVK with VMT, KOVM
Scale Setting 1 2 3 4 5
77 - 149°F 77 95 113 131 149 °F
25 – 65°C 25 35 45 55 65 °C
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1. Setting Knob
2. Setting Spring
3- Bellows
4. Gland
5. Bottom Screw
6. Valve Body
7. Valve Cone
8. Sensor
9. Capillary Tube Gland
Design:
Materials, parts in contact with water
Sensor: Copper Valve body: Ms 58, nickel-plated
Capillary tube: Copper Valve cone: NBR-rubber
Sensor pocket: Brass O-ring: EPDM rubber
Pressure pin: 18/8 stainless steel
Mounting:
The valve body must be piped with flow in the arrow direction.
The sensor for the thermostatic element can be oriented in any of the following positions.
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